Merge "Wiring up RTP Transport." am: 27e3703e65 am: 559a2fbda0

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/1553910

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I42e438d44954111ba34da00dbccdd17ef6cd3935